Using ACT arrays as Intensity Interferometers

dc.creatorLeBohec, S.
dc.creatorHolder, J.
dc.date2005-07-01
dc.date.accessioned2026-07-25T12:28:33Z
dc.descriptionThe Narrabri intensity interferometer was successfully used until 1974 to observe 32 stars, all brighter than B=+2.5, among which some were found to have an angular diameter as small as 0.41+/-0.03 milli-arc-seconds (mas). The technique was then abandoned in favor of Michelson interferometry. Here we consider the technical feasibility and scientific potential of implementing intensity interferometry on Imaging Air Cherenkov Telescope arrays. The scientific motivations are varied, including stellar diameter measurements and investigations of the circumstellar environment. Long baselines and short wavelengths are easily accesible to this technique, making it uniquely suited for some applications.
dc.description4 pages, 2 figure, Submitted to the 29th ICRC, Pune
dc.identifierhttps://arxiv.org/abs/astro-ph/0507010
dc.identifierhttp://arxiv.org/abs/astro-ph/0507010
dc.identifier.urihttps://dspace.dare.co.zw/handle/123456789/10234
dc.subjectAstrophysics
dc.titleUsing ACT arrays as Intensity Interferometers
dc.typetext

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